diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index 4371f72ff025..7b5c7072b006 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -25,6 +25,12 @@ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
 {
 	LIST_HEAD(resources);
 	struct pci_bus *root_bus;
+	struct pci_host_bridge *bridge;
+	int ret;
+
+	bridge = pci_alloc_host_bridge(0);
+	if (!bridge)
+		return;
 
 	pci_add_resource_offset(&resources, &info->io_space,
 				info->io_space.start - 0x1000);
@@ -32,15 +38,21 @@ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
 	info->busn.flags = IORESOURCE_BUS;
 	pci_add_resource(&resources, &info->busn);
 
-	root_bus = pci_scan_root_bus(&ofdev->dev, 0, info->ops, info,
-				     &resources);
-	if (!root_bus) {
-		pci_free_resource_list(&resources);
+	list_splice_init(&resources, &bridge->windows);
+	bridge->dev.parent = &ofdev->dev;
+	bridge->sysdata = info;
+	bridge->busnr = 0;
+	bridge->ops = info->ops;
+	bridge->swizzle_irq = pci_common_swizzle;
+	bridge->map_irq = info->map_irq;
+
+	ret = pci_scan_root_bus_bridge(bridge);
+	if (ret) {
+		pci_free_host_bridge(bridge);
 		return;
 	}
 
-	/* Setup IRQs of all devices using custom routines */
-	pci_fixup_irqs(pci_common_swizzle, info->map_irq);
+	root_bus = bridge->bus;
 
 	/* Assign devices with resources */
 	pci_assign_unassigned_resources();